# rheostasis

> English word · Noun

## Definitions
1. The regulation of some aspect of a biological organism in a changing environment.

## Etymology
From rheo- + -stasis.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/rheostasis